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Product Overview 

 

 
The AR-AM4 is a four-channel stereo analog audio monitoring system. Designed for ultra-near field audio monitoring in 
space critical environments, the AR-AM4 is ideal for TV facilities, studios, post-production facilities, VTR bays, mobile 
production vehicles, satellite links, and wherever analog audio monitoring is required.  
 
The AR-AM4 features stereo loudspeakers in a compact 1RU form factor, with analog amplification and digital processing 
providing pristine audio quality.   

 
Features 

 

  Selectable Inputs 

Choose between 4 independent sets of  stereo inputs. 

 

  Superior Audio Quality 

Stereo Loud Speakers provide superior audio quality in a compact 1RU form factor. 
 

  Digital Processing 

Digital signal processing provides speaker protection. 

 

  Stereo Headphone Output 

¼” stereo headphone jack located on front panel. 

 

 
Installation and Initial Setup

 

 
 

Unpacking 

 
Carefully unpack the AR-AM4 audio monitor and verify that the following items are included: 
 
 

• AR-AM4 Audio Monitor 

 

• Power Supply with 4-Pin XLR Connector (29VDC) 

 

• AC Power Cable 

 

• Operating Instructions 

 
 

 

Inspect the unit for any physical damage that may have occurred during shipping. Should there be any damage, 
immediately contact Marshall Electronics at (800) 800-6608. If you are not located within the continental United States, 
call +1 (310) 333-0606. 
 
 

Audio Monitor Installation

 

 
The AR-AM4 audio monitor can be installed in an EIA-standard 19-inch rack. At only 6” inches deep, the AR-AM4 can 
also be installed in many shallow racks cases. Alternately, the AR-AM4 audio monitor can be placed on any level surface. 
For optimum sound quality, the audio monitor should be installed at ear level. 
 

 

Summary of Contents for AR-AM4

Page 1: ...1 Marshall Electronics AR AM4 Analog Audio Monitor Operating Instructions...

Page 2: ...2 This page left intentionally blank...

Page 3: ...Unpacking 5 Audio Monitor Mounting 5 Quick Start Guide 6 Front Panel Features 7 Rear Panel Features 8 Basic Operation 9 Overview 9 Volume Control 9 Channel Select 9 Balance Control 9 Headphone Output...

Page 4: ...4 This page left intentionally blank...

Page 5: ...ing provides speaker protection Stereo Headphone Output stereo headphone jack located on front panel Installation and Initial Setup Unpacking Carefully unpack the AR AM4 audio monitor and verify that...

Page 6: ...onitor Supply power to the audio monitor by connecting the included power supply to an AC power source 100 240 V 50 60 Hz and connecting the power supply s 4 pin XLR connector to the back of the audio...

Page 7: ...The headphone output accepts stereo headphones with a 1 4 TRS connecter Headphone Volume Control The headphone volume control affects only the stereo headphone jack Input Select Rotate knob to switch...

Page 8: ...y to power the AR AM4 audio monitor Audio Outputs XLR 3pin male connector Balanced audio out is same level as XLR audio input This is an active output from the selected Audio Input Audio Inputs XLR 3p...

Page 9: ...ffects only the stereo speakers Channel Select The Channel Select controls which of the four inputs is selected to the speakers headphones and rear XLR Outputs Balance Control The BALANCE control adju...

Page 10: ...W Peak Peak Acoustic Output 99 dB SPL 1m Headphone Power Output 150 mW ELECTRICAL Power Consumption 40W Voltage Requirement 29VDC Included Power Supply AC Input 100V 240V 1 0A 50 60Hz DC Output 29VDC...

Page 11: ...continued Input Output ANALOG STEREO INPUT x 4 XLR 3 pin Female 4dBu nominal level balanced differential ANALOG STEREO OUTPUT Selected Outputs 2 x Analog Balanced XLR Reference Active balanced from se...

Page 12: ...ore labor and parts may be charged to the consumer This warranty does not apply to the product exterior or cosmetics Misuse abnormal handling alterations or modifications in design or construction voi...

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